#!/bin/sh
+die() {
+ printf "$1\n" >&2
+ exit 1
+}
+
+usage() {
+ cat <<EOF
+usage: configure [options]
+
+ --prefix=PREFIX installation prefix [/usr]
+ --exec-prefix=EPREFIX installation prefix for executable files [PREFIX]
+ --bindir=DIR user executables [PREFIX/bin]
+ --datadir=DIR architecture-independent data files [PREFIX/share]
+ --mandir=DIR manual pages [DATADIR/man]
+ --sysconfdir=DIR directory for configuration files [/etc]
+ --pamdir=DIR PAM directory [SYSCONFDIR/pam.d]
+
+ --build=build-alias a cpu-vendor-opsys for the system where the application will be built
+ --host=host-alias a cpu-vendor-opsys for the system where the application will run
+ --target=target-alias the machine that CC will produce code for
+
+ --enable-debug enable debugging
+ --enable-static prepare for static build
+
+ --help, -h display this help and exit
+EOF
+ exit 0
+}
+
for x; do
opt=${x%%=*}
var=${x#*=}
case "$opt" in
- --enable-debug) DEBUG=yes;;
--prefix) PREFIX=$var;;
--exec-prefix) EPREFIX=$var;;
--bindir) BINDIR=$var;;
- --mandir) MANDIR=$var;;
--datadir) SHAREDIR=$var;;
+ --mandir) MANDIR=$var;;
+ --sysconfdir) SYSCONFDIR=$var;;
+ --pamdir) PAMDIR=$var;;
--build) BUILD=$var;;
--host) HOST=$var;;
--target) TARGET=$var;;
- --includedir) INCLUDEDIR=$var;;
- --sysconfdir) SYSCONFDIR=$var;;
- --pamdir) PAMDIR=$var;;
- --localstatedir) LOCALSTATEDIR=$var;;
- --libdir) LIBDIR=$var;;
- --datadir|--infodir) ;; # ignore autotools
- --verbose) unset SILENT;;
- --pkgconfigdir) PKGCONFIGDIR=$var;;
+ --enable-debug) DEBUG=yes;;
--enable-static) BUILD_STATIC=yes;;
- --enable-seccomp) BUILD_SECCOMP=yes;;
- --help) usage;;
- *) echo "$0: WARNING: unknown option $opt" >&2;;
+ --without-pam) WITHOUT_PAM=yes;;
+ --help|-h) usage;;
+ *) die "Error: unknown option $opt";;
esac
done
CONFIG_MK=config.mk
rm -f "$CONFIG_MK"
+# : ${VERSION:="$(git describe --dirty --tags --long --always)"}
+: ${VERSION:="0.2"}
+
cat <<EOF >>$CONFIG_MK
-DESTDIR ?= /
PREFIX ?= ${PREFIX:="/usr"}
EPREFIX ?= ${EPREFIX:="${PREFIX}"}
-SHAREDIR ?= ${SHAREDIR:="${PREFIX}/share"}
BINDIR ?= ${BINDIR:="${PREFIX}/bin"}
+SHAREDIR ?= ${SHAREDIR:="${PREFIX}/share"}
MANDIR ?= ${MANDIR:="${SHAREDIR}/man"}
SYSCONFDIR?= ${SYSCONFDIR:="/etc"}
PAMDIR ?= ${PAMDIR:="${SYSCONFDIR}/pam.d"}
+CFLAGS += -DVERSION="\"${VERSION}\""
EOF
if [ -z "$BUILD" ]; then
KERNEL=${REST%%-*}
fi
+OS_CFLAGS="-D__${OS}__"
+
case "$OS" in
linux)
- OS_CFLAGS="-D_DEFAULT_SOURCE -D_GNU_SOURCE -DUID_MAX=60000 -DGID_MAX=60000"
+ OS_CFLAGS="$OS_CFLAGS -D_DEFAULT_SOURCE -D_GNU_SOURCE -DUID_MAX=60000 -DGID_MAX=60000"
printf 'CURDIR := .\n' >>$CONFIG_MK
- printf 'PAM_DOAS = pam.d__doas__linux\n' >>$CONFIG_MK
+ [ -z "$WITHOUT_PAM" ] && \
+ printf 'PAM_DOAS = pam.d__doas__linux\n' >>$CONFIG_MK
;;
esac
[ -n "$OS_CFLAGS" ] && \
printf 'CFLAGS += %s\n' "$OS_CFLAGS" >>$CONFIG_MK
+[ -n "$DEBUG" ] && \
+ printf 'CFLAGS += -O0 -g\n' >>$CONFIG_MK
+
+[ -n "$BUILD_STATIC" ] && \
+ printf 'CFLAGS += -static\n' >>$CONFIG_MK
+
# Add CPPFLAGS/CFLAGS/LDFLAGS to CC for testing features
XCC="${CC:=clang} $CFLAGS $OS_CFLAGS $CPPFLAGS $LDFLAGS"
# Make sure to disable --as-needed for CC tests.
func="$1"; src="$2"; shift 2
printf 'Checking for %-14s\t\t' "$func ..."
printf '%s\n' "$src" >"_$func.c"
- if $XCC "_$func.c" -o "_$func" 2>/dev/null; then
+ $XCC "_$func.c" -o "_$func" 2>/dev/null
+ ret=$?
+ rm -f "_$func.c" "_$func"
+ if [ $ret -eq 0 ]; then
printf 'yes.\n'
upperfunc="$(printf '%s\n' "$func" | tr '[[:lower:]]' '[[:upper:]]')"
printf 'CFLAGS += -DHAVE_%s\n' "$upperfunc" >>$CONFIG_MK
+ return 0
else
printf 'no.\n'
+ return 1
fi
- rm -f "_$func.c" "_$func"
}
src='
return 0;
}'
check_func "explicit_bzero" "$src" || {
- printf 'OPENBSD += explicit_bzero.c\n' >>$CONFIG_MK
+ printf 'OPENBSD += explicit_bzero.o\n' >>$CONFIG_MK
}
int main(void) {
const char s1[] = "foo";
char s2[10];
- strlccat(s2, s1, sizeof(s2));
+ strlcat(s2, s1, sizeof(s2));
return 0;
}'
check_func "strlcat" "$src" || {
- printf 'OPENBSD += strlcat.c\n' >>$CONFIG_MK
+ printf 'OPENBSD += strlcat.o\n' >>$CONFIG_MK
}
#
return 0;
}'
check_func "strlcpy" "$src" || {
- printf 'OPENBSD += strlcpy.c\n' >>$CONFIG_MK
+ printf 'OPENBSD += strlcpy.o\n' >>$CONFIG_MK
}
#
return 0;
}'
check_func "errc" "$src" || {
- printf 'OPENBSD += errc.c\n' >>$CONFIG_MK
+ printf 'OPENBSD += errc.o\n' >>$CONFIG_MK
}
#
return 0;
}'
check_func "verrc" "$src" || {
- printf 'OPENBSD += verrc.c\n' >>$CONFIG_MK
+ printf 'OPENBSD += verrc.o\n' >>$CONFIG_MK
}
#
return 0;
}'
check_func "setprogname" "$src" || {
- printf 'OPENBSD += progname.c\n' >>$CONFIG_MK
+ printf 'OPENBSD += progname.o\n' >>$CONFIG_MK
}
#
return 0;
}'
check_func "readpassphrase" "$src" || {
- printf 'OPENBSD += readpassphrase.c\n' >>$CONFIG_MK
+ printf 'OPENBSD += readpassphrase.o\n' >>$CONFIG_MK
}
#
return 0;
}'
check_func "strtonum" "$src" || {
- printf 'OPENBSD += strtonum.c\n' >>$CONFIG_MK
+ printf 'OPENBSD += strtonum.o\n' >>$CONFIG_MK
}
#
return 0;
}'
check_func "reallocarray" "$src" || {
- printf 'OPENBSD += reallocarray.c\n' >>$CONFIG_MK
+ printf 'OPENBSD += reallocarray.o\n' >>$CONFIG_MK
}
#
int main(void) {
return 0;
}'
-check_func "bsd_auth_h" "$src" || {
- printf 'OPENBSD += auth_userokay.c\n' >>$CONFIG_MK
-}
+check_func "bsd_auth_h" "$src" && \
+ have_bsd_auth_h=1
#
-# Check for login_cap.h.
+# Check for sys/tree.h.
#
src='
-#include <login_cap.h>
+#include <sys/tree.h>
int main(void) {
return 0;
}'
-check_func "login_cap_h" "$src" || {
- printf 'OPENBSD += setusercontext.c\n' >>$CONFIG_MK
-}
+check_func "sys_tree_h" "$src"
+
+#
+# Check for pam_appl.h.
+#
+src='
+#include <security/pam_appl.h>
+int main(void) {
+ return 0;
+}'
+[ -z "$WITHOUT_PAM" -a -z "$have_bsd_auth_h" ] && \
+ check_func "pam_appl_h" "$src" && {
+ printf 'SRCS += pam.c\n' >>$CONFIG_MK
+ printf 'LDFLAGS += -lpam\n' >>$CONFIG_MK
+ }
+
+#
+# Check for shadow.h.
+#
+src='
+#include <shadow.h>
+int main(void) {
+ return 0;
+}'
+[ -z "$WITHOUT_PAM" -a -z "$have_bsd_auth_h" ] || \
+ check_func "shadow_h" "$src" && {
+ printf 'LDFLAGS += -lcrypt\n' >>$CONFIG_MK
+ }
#
# Check for execvpe().
return 0;
}'
check_func "execvpe" "$src" || {
- printf 'OPENBSD += execvpe.c\n' >>$CONFIG_MK
+ printf 'OPENBSD += execvpe.o\n' >>$CONFIG_MK
}
#
return 0;
}'
check_func "setresuid" "$src" || {
- printf 'OPENBSD += setresuid.c\n' >>$CONFIG_MK
+ printf 'OPENBSD += setresuid.o\n' >>$CONFIG_MK
}
#
pledge("", NULL);
return 0;
}'
-check_func "pledge" "$src" && {
- have_pledge=1
+check_func "pledge" "$src" || {
+ printf 'OPENBSD += pledge-noop.o\n' >>$CONFIG_MK
}
-
-#
-# Check for seccomp.h
-#
-src='
-#include <linux/seccomp.h>
-#include <sys/prctl.h>
-#include <unistd.h>
-int main(void) {
- prctl(PR_SET_SECCOMP, SECCOMP_MODE_FILTER, NULL);
- return 0;
-}'
-if [ -n "$have_pledge" -a -n "$BUILD_SECCOMP" ]; then
- check_func "seccomp_h" "$src" && {
- printf 'OPENBSD += pledge-seccomp.c\n' >>$CONFIG_MK
- }
-elif [ -n "$have_pledge" ]; then
- printf 'OPENBSD += pledge-noop.c\n' >>$CONFIG_MK
-fi